Java JLabel
The object of JLabel class is a component for placing text in a container. It is used to display a single line of read only text. The text can be changed by an application but a user cannot edit it directly. It inherits JComponent class.
JLabel class declaration
Let's see the declaration for javax.swing.JLabel class.
Commonly used Constructors:
Constructor |
Description |
JLabel() |
Creates a JLabel instance with no image and with an empty string for the title. |
JLabel(String s) |
Creates a JLabel instance with the specified text. |
JLabel(Icon i) |
Creates a JLabel instance with the specified image. |
JLabel(String s, Icon i, int horizontalAlignment) |
Creates a JLabel instance with the specified text, image, and horizontal alignment. |
Commonly used Methods:
Methods |
Description |
String getText() |
t returns the text string that a label displays. |
void setText(String text) |
It defines the single line of text this component will display. |
void setHorizontalAlignment(int alignment) |
It sets the alignment of the label's contents along the X axis. |
Icon getIcon() |
It returns the graphic image that the label displays. |
int getHorizontalAlignment() |
It returns the alignment of the label's contents along the X axis. |
Java JLabel Example
Output:
Java JLabel Example with ActionListener
Output:
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